<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>暂无公告</title>
<style>
body, html {
  margin: 0;
  padding: 0;
  height: 100%;
  font-family: 'Arial', sans-serif;
  background-color: #e7f2fb;
}

.container {
  display: flex;
  flex-direction: column;
  justify-content: center; /* 垂直居中 */
  align-items: center; /* 水平居中 */
  height: 100%;
  padding-top: 50px; /* 为标题留出空间 */
}

.header {
  position: absolute;
  top: 0;
  width: 100%;
  background-color: #007bff; /* 标题背景颜色 */
  color: white;
  padding: 10px 0;
  font-size: 20px; /* 标题字体大小 */
  text-align: center;
}

.icon {
  margin: 20px 0; /* 调整图标与文本的间距 */
}

.icon img {
  width: 100px; /* 根据需要调整图标大小 */
  height: auto;
}

.text {
  margin-bottom: 30px; /* 文本与按钮的间距 */
}

.button {
  padding: 10px 20px;
  background-color: #007bff; /* 按钮背景颜色 */
  color: white;
  border: none;
  border-radius: 5px;
  cursor: pointer;
}
</style>
</head>
<body>

<div class="header">通知公告</div>

<div class="container">
  <!-- 图标替换为实际图标文件的路径 -->
  <div class="icon">
    <img src="icon-placeholder.png" alt="暂无公告图标" />
  </div>
  <div class="text">暂无公告</div>
  <button class="button">立即创建</button>
</div>

</body>
</html>
